Cummins Inc. empowers people to grow their careers through meaningful work, building inclusive and equitable teams, coaching, development and opportunities to make a difference. Their wide range of services include Cummins Engine Business, Cummins Power Generation, Cummins Distribution Business, Cummins Turbo Technologies, Cummins Emission Solutions, Cummins Fuel Systems, Cummins Filtration, and Cummins Electrified Power.

Dagar Heating & Airhelp with the heating and cooling systems in home or office. Based in Carrollton, their air conditioning repair technicians receive raving reviews as they service homes all over the Dallas metroplex. They strive to offer honest advice and perform expert heating and ac repair services.

Daikin Air conditioning India Pvt. Ltd. (DAIPL) is a 100% subsidiary of Daikin Industries Ltd., Japan, a globally renowned manufacturer of commercial-use and residential air conditioning systems. Backed by the superior technology, the organization offers a wide range of energy efficient air conditioning solutions to the Indian customers.

A wholly owned subsidiary of Daikin Industries Ltd., delivers engineered advanced HVAC technology for commercial, industrial and institutional customers with knowledgeable application expertise.

Daikin Comfort is a global indoor comfort solutions provider. From heating and cooling replacements to indoor air quality improvements. The people at Daikin strive to enhance HVAC reliability, efficiency, and sustainability every day.

Daikin is a leading innovator and worldwide provider of advanced, high-quality air conditioning and heating solutions for residential, commercial and industrial applications. In their nearly 90 years of operation, Daikin has sold millions of systems throughout 90 countries. It is their commitment to quality, service and innovation that has allowed them to become the largest manufacturer of HVAC systems and refrigerants in the world.

Dallas Plumbing Company is a family-owned commercial and residential HVAC and plumbing company based in Dallas, Texas since 1903. They have sold, installed, maintained and repaired thousands of air conditioning systems across the Dallas area.

Danaher Corporation is a global science and technology innovator committed to helping customers solve complex challenges and improve quality of life around the world.

Manufacturer of process and precision air conditioning equipment for computer rooms, technology centers, or wherever temperature and humidity control is critical.

SAM Pro Enterprise provides an integrated service management, wireless workforce and job cost accounting software for service, construction and national accounts.

Representing top quality manufacturers to HVAC/R wholesalers in AL, N.W. FL, GA, MS, NC, SC and TN with offices in Birmingham, Atlanta, and Charlotte.

David Services Inc. provides heating, cooling, heat pump, furnace & air conditioning installation, repair & maintenance in Lancaster and the surrounding areas.

Dawsongroup truck and trailer are the UK's largest independent truck and trailer provider specializing in contract hire, rental and leasing of 4×2 and 6×2 tractor units; curtain side, box and refrigerated rigids; curtain side, box, skeletal, step frame, platform and refrigerated trailers; car transporters; and specialist and bespoke vehicles.

Incorporated in 1950, De'Longhi Group is a globally renowned provider of portable heaters and air conditioners. They also manufacture electrical and kitchen appliances, along with consumer goods.

Decsa Srl is Italian excellence in the development, production and distribution of evaporative cooling products. Their closed-circuit and open cooling towers and evaporative condensers perfectly meet the HVAC, process cooling and industrial refrigeration markets.

Degree Day is an ISO 9001:2015 certified Indore-based Air Conditioning firm, which provides one-stop HVAC system solutions and consider themselves to be one of the major organizations for Design and Project Execution of Ventilation, Refrigeration and Air Conditioning applications.

Since 1971, Delta Cooling Towers has been the leading manufacturer of High Density Polyethylene (HDPE) cooling towers, air strippers, and water storage tanks. They are seamless, they do not leak or rust, and are impervious to any water treatment solution.

Delta Thermal Solutions, Inc. is located in Jackson, Mississippi, United States of America and is part of the Hardware, and Plumbing and Heating Equipment and Supplies Merchant Wholesalers Industry.

DeltaTrak, Inc., is a globally renowned innovator of cold chain management and temperature monitoring solutions. Their product line includes a wide range of temperature and humidity data loggers and wireless systems. They also have portable environmental test and measurement systems, including thermometers-digital and infra-red, temperature/humidity monitoring and recording devices and wireless systems in their inventory.

Deltrian (Deltrian International) is specialized in the filtration field for over 50 years. Thanks to its experience, the company is an expert in the air-quality management in various fields such as food-processing, automotive, microelectronic and pharmaceutical industries, and also in hospitals.

Dennis Supply Co. is a renowned wholesale HVAC equipment and solutions company. Their product portfolio includes HVAC equipment, accessories, air quality products, control equipment, motors and drive systems, refrigeration products, meters, tools, instruments, chemicals, and hydronics.

Dennis’ Heating and Air Conditioning, Inc provides HVAC Installation, Retrofits, Service and Maintenance, as well as a full service sheet Metal Fabrication Shop. They are capable of fabricating almost anything, if customers can draw it, they can build it. The company is known for their knowledge, reliability, and incredible customer service.

Denvers Best Heating and AC Repair installs America’s top-rated heating and air conditioning brands. They are a highly rated HVAC company in the Denver Metro area and are known for high efficiency, reliability, and serviceability. They service and install all brands and makes of heating and air conditioning equipment.

With around 600 colleagues, Deutsche Messe organizes more than 150 trade fairs and events at home and abroad every year. It is a global event organizer whose events and services have been bringing together exhibitors and visitors since 1947. Deutsche Messe has helped numerous small enterprises to become world market leaders, while at the same time supporting large-scale enterprises on their road to further expansion.

Devard's Air Conditioning & Heating, Plumbing and Electrical offers affordable, reliable, energy-efficient, commercial and residential plumbing, air conditioning, heating and air conditioning units for the Dallas - Ft. Worth area with their '100% customer satisfaction policy', which is their company motto and what has led to their success.

With more than 30 years experience in humidification, Devatec offers a complete range of humidifiers. Recognized for their reliability and high technology, Devatec's products are the perfect solution for your humidity's problems.

Dexen supplies heating components to OEMs in HVAC and Hearth industries. They are also renowned providers of gas control systems and remote monitoring systems for the HVAC industry. Their products include gas valves (millivolt, 3V, 6V, 24V), electronic ignition control modules, pilots and supplemental components. Our services are in quality management, warehousing, logistics, engineering consulting and custom applications.

DFW IT Partner is a Reliable IT Partner providing one-stop IT solutions in Dallas, Austin, Fortworth, Houston, and San Antonio, Texas, USA. They provide businesses with the expertise, resources, and support needed to drive innovation and stay ahead of the competition in today’s fast-paced digital landscape. By working with them, businesses can achieve their technology innovation goals more efficiently and effectively.

DHL Group is the world's pioneer logistic company. The DHL Group connects people and markets and is an enabler of global trade. It aspires to be the first choice for customers, employees and investors worldwide. To this end, the Group focuses on growth in its profitable core logistics businesses and accelerating the digital transformation in all business divisions.

Founded in 1988 with offices in Kansas City, Austin and Denver, Dialectic is a non-traditional mechanical, electrical and plumbing engineering firm that brings buildings to life. With deep expertise in a range of verticals – including distribution, cannabis, multifamily, senior living and retail/restaurants – they know that true success comes with partnering as an extension of the team.